Ignis no Meiyaku Kishi 4
| Volume Title | Ignis no Meiyaku Kishi 4 |
| Japanese Volume Title | 赫竜王の盟約騎士4 |
| Light Novel | Ignis no Meiyaku Kishi |
| Publisher | Ichijinsha |
| Light Novel Label | Ichijinsha Bunko |
| Author | Fuminori Teshima |
| Illustrator | Minato Yasaka |
| Target Readership | Male |
| Volume | 4 |
| Release Date | April 18, 2015 |
| ISBN-10 | 4758046921 |
| ISBN-13 | 978-4758046923 |
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